Effect of stage of the estrous cycle on the motility of the uterus in the guinea pig in vivo.
D000818:Animals; D004971:Estrus / Q000502:physiology*; D005260:Female; D006168:Guinea Pigs; D008722:Methods; D009119:Muscle Contraction / Q000502:physiology; D011247:Pregnancy; D014159:Transducers; D014599:Uterus / Q000502:physiology*